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b
c
Revert "b"

This reverts commit 0b366daa771fd692f1d6c1875ce9e646c1c720c4.

Conflicts:
	memo.txt
Revert "a"

This reverts commit b086a2662f102123db115c88d54b3035b5861977.

Conflicts:
	memo.txt
Revert "c"

This reverts commit b92d8e9467b7a4ee4b6679cb684c31c8be27e922.

Conflicts:
	memo.txt
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